package com.usian.admin.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.usian.admin.mapper.AdChannelMapper;
import com.usian.admin.service.AdChannelService;
import com.usian.model.admin.dtos.ChannelDto;
import com.usian.model.admin.pojos.AdChannel;
import com.usian.model.common.dtos.PageResponseResult;
import com.usian.model.common.dtos.ResponseResult;
import com.usian.model.common.enums.AppHttpCodeEnum;
import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Service;

import java.util.Date;

@Service
public class AdChannelServiceImpl extends ServiceImpl<AdChannelMapper, AdChannel> implements AdChannelService {

    @Override
    public ResponseResult findByNameAndPage(ChannelDto dto) {

        //分页查   name 单独

        //1.校验参数  isNotBlank  null和""   isNotEmpty null

        dto.checkParam();

        //2.分页查
        Page page = new Page(dto.getPage(), dto.getSize());
        //3.封装结果
        LambdaQueryWrapper<AdChannel> wrapper = new LambdaQueryWrapper<>();
        if (StringUtils.isBlank(dto.getName())){
            wrapper.eq(AdChannel::getName,dto.getName());
        }
        IPage result =page(page,wrapper);
        ResponseResult responseResult = new PageResponseResult(dto.getPage(),dto.getSize(),(int)result.getTotal());
        responseResult.setData(result.getRecords());
        return responseResult;
    }

    @Override
    public ResponseResult insert(AdChannel adChannel) {
        //1.检查参数
        if(null == adChannel){
            return ResponseResult.errorResult(AppHttpCodeEnum.PARAM_INVALID);
        }

        //2.保存
        adChannel.setCreatedTime(new Date());
        save(adChannel);
        return ResponseResult.okResult(AppHttpCodeEnum.SUCCESS);

    }

    @Override
    public ResponseResult update(AdChannel adChannel) {
        //检查参数
        if (null==adChannel || adChannel.getId()==null){
            return ResponseResult.errorResult(AppHttpCodeEnum.PARAM_INVALID);
        }
        updateById(adChannel);
        return ResponseResult.okResult(AppHttpCodeEnum.SUCCESS);
    }

    @Override
    public ResponseResult deleteById(Integer id) {
        //检查参数
        if (id==null){
            return ResponseResult.errorResult(AppHttpCodeEnum.PARAM_INVALID);
        }
        //判断当前频道是否存在 和 是否有效
        AdChannel adChannel = getById(id);
        if (adChannel==null){
            return ResponseResult.errorResult(AppHttpCodeEnum.DATA_NOT_EXIST);
        }
//        if (adChannel.getStatus()){
//            return ResponseResult.errorResult(AppHttpCodeEnum.PARAM_INVALID,"频道有效不能删除");
//        }
        //删除频道
        removeById(id);
        return ResponseResult.okResult(AppHttpCodeEnum.SUCCESS);
    }
}
